2(3x-2)+(x-1)(x-1)=1

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Solution for 2(3x-2)+(x-1)(x-1)=1 equation:


Simplifying
2(3x + -2) + (x + -1)(x + -1) = 1

Reorder the terms:
2(-2 + 3x) + (x + -1)(x + -1) = 1
(-2 * 2 + 3x * 2) + (x + -1)(x + -1) = 1
(-4 + 6x) + (x + -1)(x + -1) = 1

Reorder the terms:
-4 + 6x + (-1 + x)(x + -1) = 1

Reorder the terms:
-4 + 6x + (-1 + x)(-1 + x) = 1

Multiply (-1 + x) * (-1 + x)
-4 + 6x + (-1(-1 + x) + x(-1 + x)) = 1
-4 + 6x + ((-1 * -1 + x * -1) + x(-1 + x)) = 1
-4 + 6x + ((1 + -1x) + x(-1 + x)) = 1
-4 + 6x + (1 + -1x + (-1 * x + x * x)) = 1
-4 + 6x + (1 + -1x + (-1x + x2)) = 1

Combine like terms: -1x + -1x = -2x
-4 + 6x + (1 + -2x + x2) = 1

Reorder the terms:
-4 + 1 + 6x + -2x + x2 = 1

Combine like terms: -4 + 1 = -3
-3 + 6x + -2x + x2 = 1

Combine like terms: 6x + -2x = 4x
-3 + 4x + x2 = 1

Solving
-3 + 4x + x2 = 1

Solving for variable 'x'.

Reorder the terms:
-3 + -1 + 4x + x2 = 1 + -1

Combine like terms: -3 + -1 = -4
-4 + 4x + x2 = 1 + -1

Combine like terms: 1 + -1 = 0
-4 + 4x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '4' to each side of the equation.
-4 + 4x + 4 + x2 = 0 + 4

Reorder the terms:
-4 + 4 + 4x + x2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 4x + x2 = 0 + 4
4x + x2 = 0 + 4

Combine like terms: 0 + 4 = 4
4x + x2 = 4

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = 4 + 4

Reorder the terms:
4 + 4x + x2 = 4 + 4

Combine like terms: 4 + 4 = 8
4 + 4x + x2 = 8

Factor a perfect square on the left side:
(x + 2)(x + 2) = 8

Calculate the square root of the right side: 2.828427125

Break this problem into two subproblems by setting 
(x + 2) equal to 2.828427125 and -2.828427125.

Subproblem 1

x + 2 = 2.828427125 Simplifying x + 2 = 2.828427125 Reorder the terms: 2 + x = 2.828427125 Solving 2 + x = 2.828427125 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 2.828427125 + -2 Combine like terms: 2 + -2 = 0 0 + x = 2.828427125 + -2 x = 2.828427125 + -2 Combine like terms: 2.828427125 + -2 = 0.828427125 x = 0.828427125 Simplifying x = 0.828427125

Subproblem 2

x + 2 = -2.828427125 Simplifying x + 2 = -2.828427125 Reorder the terms: 2 + x = -2.828427125 Solving 2 + x = -2.828427125 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -2.828427125 + -2 Combine like terms: 2 + -2 = 0 0 + x = -2.828427125 + -2 x = -2.828427125 + -2 Combine like terms: -2.828427125 + -2 = -4.828427125 x = -4.828427125 Simplifying x = -4.828427125

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.828427125, -4.828427125}

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